[CALCITE-3297] PigToSqlAggregateRule should be applied on multi-set projection to produce an optimal plan

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.21.0
• Component/s: piglet
• Labels: pull-request-available
• Assignee: Igor Guzenko
• Reporter: Khai Tran
• Created: 26/Aug/19 22:51
• Updated: 31/Jan/20 05:21
• Resolved: 30/Aug/19 00:37

Description

Fixed testMultisetProjection() in PigRelOpTest.java to make sure the PigToSqlAggregateRule is applied to produce an optimized plan for doing multiset projection after COLLECT() agg func.

The optimization rule was blocked by change in CALCITE-3138.

Issue Links

• is related to: CALCITE-3122 Convert Pig Latin scripts into Calcite logical plans
• links to: GitHub Pull Request #1420